https://www.fab.com/listings/a9bddc57-1f05-4b92-8735-bbb048c66c16
https://www.fab.com/listings/fa51a259-b5ec-4f56-bf24-6162cf445ff1
Web Browser Enhanced CEF 116+ Kernel Version | Fab
This 2 Plugins will Solve the Problem
It’s Matter of CEF (Chromium Experiment Feature) for Browser
So with that plugins you get UE Browser Support CEF Which is responsible for giving Permission of Microphones, Camera, Speaker
I gone through same problem and i couldn’t find here so i am sending you
Hope that help
Thanks